8.1
High
CVE-2026-48131 The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage…
Description
The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service (temporary disruption of VPN-related functionality).
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Quantum Security Gateway | Versions not published |
Other CVEs of Quantum Security Gateway
The 10 CVEs of Quantum Security Gateway →
CVE-2026-85103
A heap-based buffer overflow in VPN certificate ASN.1 decoding may allow an unauthenticated remote attacker to execute…
9.8
Critical
CVE-2026-85102
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9.8
Critical
CVE-2026-62145
A vulnerability in Check Point Gaia Portal allows an authenticated attacker with read-only Gaia Portal privileges to…
7.5
High
CVE-2026-50751
Check Point Security Gateway Improper Authentication Vulnerability
Not rated